Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/animation/CompositorFloatAnimationCurveTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/animation/CompositorFloatAnimationCurve.h"
 
 #include "cc/animation/timing_function.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include <memory>
 
 using blink::CompositorAnimationCurve;
 using blink::CompositorFloatAnimationCurve;
 using blink::CompositorFloatKeyframe;
 
 namespace blink {
 
 // Tests that a float animation with one keyframe works as expected.
 TEST(WebFloatAnimationCurveTest, OneFloatKeyframe)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 2));
     EXPECT_FLOAT_EQ(2, curve->getValue(-1));
     EXPECT_FLOAT_EQ(2, curve->getValue(0));
     EXPECT_FLOAT_EQ(2, curve->getValue(0.5));
     EXPECT_FLOAT_EQ(2, curve->getValue(1));
     EXPECT_FLOAT_EQ(2, curve->getValue(2));
 }
 
 // Tests that a float animation with two keyframes works as expected.
 TEST(WebFloatAnimationCurveTest, TwoFloatKeyframe)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 2));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 4));
     EXPECT_FLOAT_EQ(2, curve->getValue(-1));
     EXPECT_FLOAT_EQ(2, curve->getValue(0));
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
     EXPECT_FLOAT_EQ(4, curve->getValue(1));
     EXPECT_FLOAT_EQ(4, curve->getValue(2));
 }
 
 // Tests that a float animation with three keyframes works as expected.
 TEST(WebFloatAnimationCurveTest, ThreeFloatKeyframe)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 2));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 4));
     curve->addLinearKeyframe(CompositorFloatKeyframe(2, 8));
     EXPECT_FLOAT_EQ(2, curve->getValue(-1));
     EXPECT_FLOAT_EQ(2, curve->getValue(0));
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
     EXPECT_FLOAT_EQ(4, curve->getValue(1));
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
     EXPECT_FLOAT_EQ(8, curve->getValue(2));
     EXPECT_FLOAT_EQ(8, curve->getValue(3));
 }
 
 // Tests that a float animation with multiple keys at a given time works sanely.
 TEST(WebFloatAnimationCurveTest, RepeatedFloatKeyTimes)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 4));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 4));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 6));
     curve->addLinearKeyframe(CompositorFloatKeyframe(2, 6));
 
     EXPECT_FLOAT_EQ(4, curve->getValue(-1));
     EXPECT_FLOAT_EQ(4, curve->getValue(0));
     EXPECT_FLOAT_EQ(4, curve->getValue(0.5));
 
     // There is a discontinuity at 1. Any value between 4 and 6 is valid.
     float value = curve->getValue(1);
     EXPECT_TRUE(value >= 4 && value <= 6);
 
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
     EXPECT_FLOAT_EQ(6, curve->getValue(2));
     EXPECT_FLOAT_EQ(6, curve->getValue(3));
 }
 
 // Tests that the keyframes may be added out of order.
 TEST(WebFloatAnimationCurveTest, UnsortedKeyframes)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(2, 8));
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 2));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 4));
 
     EXPECT_FLOAT_EQ(2, curve->getValue(-1));
     EXPECT_FLOAT_EQ(2, curve->getValue(0));
     EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
     EXPECT_FLOAT_EQ(4, curve->getValue(1));
     EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
     EXPECT_FLOAT_EQ(8, curve->getValue(2));
     EXPECT_FLOAT_EQ(8, curve->getValue(3));
 }
 
 // Tests that a cubic bezier timing function works as expected.
 TEST(WebFloatAnimationCurveTest, CubicBezierTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), 0.25, 0, 0.75, 1);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     EXPECT_FLOAT_EQ(0, curve->getValue(0));
     EXPECT_LT(0, curve->getValue(0.25));
     EXPECT_GT(0.25, curve->getValue(0.25));
     EXPECT_NEAR(curve->getValue(0.5), 0.5, 0.00015);
     EXPECT_LT(0.75, curve->getValue(0.75));
     EXPECT_GT(1, curve->getValue(0.75));
     EXPECT_FLOAT_EQ(1, curve->getValue(1));
 }
 
 // Tests that an ease timing function works as expected.
 TEST(WebFloatAnimationCurveTest, EaseTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), CubicBezierTimingFunction::EaseType::EASE);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::CreatePreset(CubicBezierTimingFunction::EaseType::EASE));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 // Tests using a linear timing function.
 TEST(WebFloatAnimationCurveTest, LinearTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addLinearKeyframe(CompositorFloatKeyframe(0, 0));
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(time, curve->getValue(time));
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebFloatAnimationCurveTest, EaseInTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), CubicBezierTimingFunction::EaseType::EASE_IN);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::CreatePreset(CubicBezierTimingFunction::EaseType::EASE_IN));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebFloatAnimationCurveTest, EaseOutTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), CubicBezierTimingFunction::EaseType::EASE_OUT);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::CreatePreset(CubicBezierTimingFunction::EaseType::EASE_OUT));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebFloatAnimationCurveTest, EaseInOutTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), CubicBezierTimingFunction::EaseType::EASE_IN_OUT);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::CreatePreset(CubicBezierTimingFunction::EaseType::EASE_IN_OUT));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 // Tests that an ease in timing function works as expected.
 TEST(WebFloatAnimationCurveTest, CustomBezierTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     double x1 = 0.3;
     double y1 = 0.2;
     double x2 = 0.8;
     double y2 = 0.7;
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), x1, y1, x2, y2);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 // Tests that the default timing function is indeed ease.
 TEST(WebFloatAnimationCurveTest, DefaultTimingFunction)
 {
-    std::unique_ptr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
+    OwnPtr<CompositorFloatAnimationCurve> curve = CompositorFloatAnimationCurve::create();
     curve->addCubicBezierKeyframe(CompositorFloatKeyframe(0, 0), CubicBezierTimingFunction::EaseType::EASE);
     curve->addLinearKeyframe(CompositorFloatKeyframe(1, 1));
 
     std::unique_ptr<cc::TimingFunction> timingFunction(
         cc::CubicBezierTimingFunction::CreatePreset(CubicBezierTimingFunction::EaseType::EASE));
     for (int i = 0; i <= 4; ++i) {
         const double time = i * 0.25;
         EXPECT_FLOAT_EQ(timingFunction->GetValue(time), curve->getValue(time));
     }
 }
 
 } // namespace blink